Portion of a sole of a golf club head



FIG. 1 is a front perspective view of the portion of the sole of the golf club of the present invention;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a toe side elevational view thereof;

FIG. 5 is a heel side elevational view thereof.

The broken line showing of a golf club head is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a portion of a sole of a golf club head, as shown and described. 